1,4-二(溴甲基)苯 、
8,8-dimethyl-2-sulfanylidene-5-thiophen-2-yl-5,7,9,10-tetrahydro-1H-pyrimido[4,5-b]quinoline-4,6-dione 在
potassium hydroxide 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以64%的产率得到2,2'-[[1,4-phenylenebis(methylene)]bis(sulfanediyl)]-bis[8,8-dimethyl-5-(thiophen-2-yl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,7H)-dione]